C Secure https:/ session masteringphysics.com 77105416 General Physics with Lab

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C Secure https:/ session masteringphysics.com 77105416 General Physics with Lab II Magnetic Forces Problem 33.39 Problem 33.39 Part A A square current loop 5.10 cm on each side carries a What is the magnitude of the torque on the current loop? 530 mA current. The loop is in a 1.20 T uniform magnetic field. The axis of the loop, perpendicular to the plane of the loop, is 30° away from the field direction. Submit My Answers Give Up Web-Fonts not available sing image fonts instead Help Close K previous l 6 of 6 l return to assignment Provide Feedback Continue

Explanation / Answer

We know that torque in B field is given by

Tau = B I A sin(theta)

Tau = 1.2 x 530 x 10^-3 x (0.051^2) sin30 = 8.27 x 10^-4 N-m

Hence, Tau = 8.27 x 10^-4 N-m

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